Home / 3,281,488.92-4,528,455.72-1,811,398.50

Finding the Fourth Proportional to 3,281,488.92, 4,528,455.72 and 1,811,398.50

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Solution

The fourth proportional to 3,281,488.92, 4,528,455.72 and 1,811,398.50 is: 2,499,730.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,488.92 : 4,528,455.72 = 1,811,398.50 : x
  2. Step 2: Convert to fraction form
    3,281,488.92/4,528,455.72 = 1,811,398.50/x
  3. Step 3: Cross multiply
    3,281,488.92x = 4,528,455.72 × 1,811,398.50
  4. Step 4: Simplify right side
    3,281,488.92x = 8,202,837,898,524.42
  5. Step 5: Solve for x
    x = 8,202,837,898,524.42/3,281,488.92
  6. Step 6: Final answer
    x = 2,499,730.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.